/**
 * Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2025)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import styled from "@emotion/styled"

export const StyledAudioInputContainerDiv = styled.div()

export const StyledWaveformContainerDiv = styled.div<{ disabled?: boolean }>(
  ({ theme, disabled }) => ({
    height: theme.sizes.largestElementHeight,
    width: "100%",
    background: theme.colors.secondaryBg,
    borderRadius: theme.radii.default,
    marginBottom: theme.spacing.twoXS,
    display: "flex",
    alignItems: "center",
    position: "relative",
    paddingLeft: theme.spacing.xs,
    paddingRight: theme.spacing.sm,
    border: theme.colors.widgetBorderColor
      ? `${theme.sizes.borderWidth} solid ${theme.colors.widgetBorderColor}`
      : undefined,
    cursor: disabled ? "not-allowed" : "auto",
    overflow: "hidden",
  })
)

export const StyledWaveformInnerDiv = styled.div({
  flex: 1,
})

export const StyledWaveSurferDiv = styled.div<{ show: boolean }>(
  ({ show, theme }) => ({
    display: show ? "block" : "none",
    // CRITICAL: scrollingWaveform creates TWO WaveSurfer instances (recording + playback)
    // as sibling divs. Stack them with relative positioning so they overlap.
    position: "relative",
    height: theme.sizes.largestElementHeight,
    // Each WaveSurfer child div should be absolutely positioned to stack
    "& > div": {
      position: "absolute",
      top: 0,
      left: 0,
      width: "100%",
      height: "100%",
      // Use flexbox to center the shadow DOM content vertically
      display: "flex",
      alignItems: "center",
    },
  })
)

export const StyledWaveformTimeCode = styled.span<{
  isPlayingOrRecording: boolean
  disabled?: boolean
}>(({ theme, isPlayingOrRecording, disabled }) => ({
  margin: theme.spacing.sm,
  fontFamily: theme.fonts.monospace,
  color: disabled
    ? theme.colors.fadedText40
    : isPlayingOrRecording
      ? theme.colors.bodyText
      : theme.colors.fadedText60,
  backgroundColor: theme.colors.secondaryBg,
  fontSize: theme.fontSizes.sm,
}))

export const StyledErrorContainerDiv = styled.div({
  width: "100%",
  textAlign: "center",
  overflow: "hidden",
})

export const StyledErrorTextSpan = styled.span(({ theme }) => ({
  color: theme.colors.bodyText,
}))

export const StyledNoMicInputLearnMoreLink = styled.a(({ theme }) => ({
  color: theme.colors.link,
  textDecoration: theme.linkUnderline ? "underline" : "none",
}))

// Placeholder
export const StyledPlaceholderContainerDiv = styled.div(({ theme }) => ({
  flex: 1,
  height: theme.sizes.largestElementHeight,
  display: "flex",
  justifyContent: "center",
  alignItems: "center",
}))

export const StyledPlaceholderDotsDiv = styled.div(({ theme }) => {
  const dotSize = "0.625em"
  return {
    opacity: 0.2,
    width: "100%",
    height: dotSize,
    backgroundSize: dotSize,
    backgroundImage: `radial-gradient(${theme.colors.fadedText10} 40%, transparent 40%)`,
    backgroundRepeat: "repeat",
  }
})

export const StyledActionButtonStopRecordingDiv = styled.span(({ theme }) => ({
  "& > button": {
    color: theme.colors.primary,
    padding: theme.spacing.threeXS,
  },
  "& > button:hover, & > button:focus": {
    color: theme.colors.redColor,
  },
}))

export const StyledActionButtonStartRecordingDiv = styled.span(
  ({ theme }) => ({
    "& > button": {
      padding: theme.spacing.threeXS,
      color: theme.colors.fadedText60,
    },
    "& > button:hover, & > button:focus": {
      color: theme.colors.bodyText,
    },
  })
)

export const StyledActionButtonPlayPauseDiv = styled.span(({ theme }) => ({
  "& > button": {
    padding: theme.spacing.threeXS,
    color: theme.colors.fadedText60,
  },
  "& > button:hover, & > button:focus": {
    color: theme.colors.bodyText,
  },
}))

export const StyledActionButtonContainerDiv = styled.div(({ theme }) => ({
  display: "flex",
  justifyContent: "center",
  alignItems: "center",
  flexGrow: 0,
  flexShrink: 1,
  padding: theme.spacing.xs,
  gap: theme.spacing.twoXS,
  marginRight: theme.spacing.twoXS,
}))

export const StyledWidgetLabelHelp = styled.div(({ theme }) => ({
  marginLeft: theme.spacing.sm,
}))
